Fast track your regular expressions with the help of possessive quantifiers, independent grouping, lookarounds, and the regex pattern-matching engine itself.

I answered that Groovy uses Java’s regular expression support and adds a few nifty features of its own to make regular expressions easier to apply.

Regular Expressions (aka Regex) are simply a way of describing what a stream of text should look like. So when you feed G rep a bit of R egular E xpression, it P rints only the text that matches ...

Regular expressions come in handy for all varieties of text processing, but are often misunderstood--even by veteran developers. Here's a look at intermediate-level regular expressions and what ...

Microsoft has released a new fuzzing tool designed specifically to find mistakes in regular expressions in application code that could be vulnerable to attack. The SDL Regex Fuzzer identifies ...

This part must be between 7 and 29 characters long, making the total length of the username between 8 and 30 characters inclusive. The matches method is used to check if each username matches the ...